Software Engineer II, Backend - Onboarding

AIRWALLEX (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 50,000 - 70,000; Full time

Job summary

A leading financial technology company in Singapore is looking for a Software Engineer to join their Onboarding Team. This role involves designing and building reliable systems using Java or Kotlin, collaborating with cross-functional teams, and ensuring high standards of security and compliance. Ideal candidates should have 2+ years of experience in software engineering, strong programming capabilities, and a solid understanding of OOP concepts. Opportunities for professional growth are abundant in this innovative environment.

Benefits

Opportunities for professional development

Dynamic team culture

Qualifications

• Strong capabilities in modern programming languages like Java, Python, or Go.
• 2+ years of experience in modern engineering practices focused on continuous integration.
• Solid understanding of OOP concepts.

Responsibilities

• Contribute to development and maintenance of microservices in Java/Kotlin.
• Work closely with cross-functional teams to translate business requirements.
• Develop internal and external APIs with compatibility and developer experience in mind.
• Integrate secure coding practices and frameworks to protect user data.

Skills

Java

Kotlin

Python

Go

Kafka

Tools

Microservices

Job description

About Airwallex

Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 150,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale.

Proudly founded in Melbourne, we have a team of over 1,700 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$6.2 billion and backed by world-leading investors including Visa, Airtree, Blackbird, Sequoia, DST Global, Greenoaks, Salesforce Ventures, Lone Pine, and Square Peg, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us.

The Opportunity: Be Part of Our Onboarding Team

Onboarding team plays a pivotal role in Airwallex's mission by facilitating the rapid integration of businesses into our platform. As a data-driven team, we utilize extensive analytics to refine our processes and ensure the efficiency and effectiveness of our operations. Our primary mission involves performing Know Your Customer (KYC) and risk-based operations to maintain the highest standards of compliance and security as we handle sensitive financial data, and empower business customers through robust, secure, and intuitive user and account management solutions.

This team is instrumental in our regional expansion, helping to onboard a growing number of customers into new markets. By supporting global expansion, we are also tasked with increasing the coverage of our product offerings, ensuring that businesses worldwide can benefit from our innovative financial solutions. Through our efforts, we aim to streamline the onboarding process, reduce barriers to entry, and foster a secure and compliant environment that empowers businesses to thrive in the digital economy.

What You’ll Do

• Design and Build Reliable Systems
  • Contribute to development and maintenance of microservices in Java/Kotlin (or similar languages), supporting high-availability of globally distributed systems to meet global user demands.
  • Implement best practices for service-to-service communication, orchestration, and fault tolerance.
• Collaborate and Innovate
  • Work closely with cross-functional teams—Frontend, Product, Design, and Marketing—to translate business requirements into scalable backend solutions.
  • Continuously improve backend functionalities to reduce friction, increase user engagement, and drive conversions.
• Develop and Integrate
  • Develop internal and external APIs with compatibility and developer experience in mind.
  • Collaborate with Airwallex external partners and integrate with their product via APIs.
• Promote Security & Compliance
  • Integrate secure coding practices and frameworks to protect user data and maintain global regulatory compliance.
  • Identify potential vulnerabilities, ensure robust authentication and authorization mechanisms, and proactively address security risks.

Qualifications:

• Have a career in Software Engineering with strong capabilities in modern programming languages like Java, Python or Go.
• Sophisticated level knowledge with design and delivery of Enterprise Grade software with streaming data solutions like Kafka.
• 2+ years of experience in modern engineering practices focused on continuous integration and quality engineering.
• Strong computer science fundamentals, solid understanding of OOP concepts.
• Experience domain driven design and event driven architectures.

Why Join Us

• Be Part of Something Big: Join a team that's redefining the future of finance. Contribute directly to the core engine of user growth in a company that is reshaping global financial services.
• Grow With Us: At Airwallex, we're committed to your professional development. You'll have opportunities to learn, grow, and shape your career path in a fast-paced, innovative environment.
• Collaborate With the Best: Work with a team of talented and passionate individuals who are driven by the desire to create something extraordinary.

Equal opportunity

Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.

Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary.